Chapter 8: Stealthtouch-M5/M7 System Problems - PIONEERPOS StealthTouch M5 User Manual

When handling CPU, memory, or hard drive, do not touch the connection surface. Hold the component by its edge and do
not hold the contact part.

Chapter 8: StealthTouch-M5/M7 System Problems

8.1 No power
Problem description: System could not turn on (no POST screen, System Power Indicator LED is off, no sound from Fan
or Hard Drive).
1. Make sure that the power cord coming out from the system is plugged in to the power source (electrical outlet). By
pass power strips or power extension or UPS (Uninterrupted Power Supply) to verify that the system turns on.
Verify that the electrical outlet is working by connecting it to equipment such as a radio.
2. Check if the LED light on Power Supply Unit is on. If it is not on, double check the connection of power chord to
the Power Supply Unit.
Power
Supply Unit
LED Light
3. Make sure that the power cord is plugged in to the power supply block completely.
3. Check if you have the right power adapter. Power adapter part number are STLH-PSFSP150 or STLH-PSFSP120.
4. Make sure that the power connector is plugged in to the power port on I/O panel. Unplug and re-connect the
power connector as required.
A defective hard drive my cause the system to not able to boot. Please refer to "Hard Drive Issue"
5.
"Invalid System Disk" message
8.2
Problem description: While the system is booting, you receive the following error message:
Invaid System disk
Replace the disk, and then press any key
1. Double-check the Boot Device Priority under Boot Option in BIOS setup utility.
2. Double-check if connectors on hard-drive are connected properly.
3. The system may be infected with a boot-sector virus. Run a virus check on the hard drive.
Manual for StealthTouch M5-M7 with Core Pentium & Core i-Series Model v1.0
Power
Supply Unit
LED Light
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